TWI291798B - Motor rotor - Google Patents

Motor rotor Download PDF

Info

Publication number
TWI291798B
TWI291798B TW092106058A TW92106058A TWI291798B TW I291798 B TWI291798 B TW I291798B TW 092106058 A TW092106058 A TW 092106058A TW 92106058 A TW92106058 A TW 92106058A TW I291798 B TWI291798 B TW I291798B
Authority
TW
Taiwan
Prior art keywords
magnet
rotor
frame
magnetic flux
magnetic
Prior art date
Application number
TW092106058A
Other languages
English (en)
Chinese (zh)
Other versions
TW200305306A (en
Inventor
Tsuyoshi Shiga
Original Assignee
Toshiba Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of TW200305306A publication Critical patent/TW200305306A/zh
Application granted granted Critical
Publication of TWI291798B publication Critical patent/TWI291798B/zh

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/278—Surface mounted magnets; Inset magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2786—Outer rotors
    • H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2791—Surface mounted magnets; Inset magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
TW092106058A 2002-04-03 2003-03-19 Motor rotor TWI291798B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002101279A JP2003299282A (ja) 2002-04-03 2002-04-03 電動機の回転子

Publications (2)

Publication Number Publication Date
TW200305306A TW200305306A (en) 2003-10-16
TWI291798B true TWI291798B (en) 2007-12-21

Family

ID=29241731

Family Applications (1)

Application Number Title Priority Date Filing Date
TW092106058A TWI291798B (en) 2002-04-03 2003-03-19 Motor rotor

Country Status (6)

Country Link
EP (1) EP1492213A1 (ja)
JP (1) JP2003299282A (ja)
KR (1) KR20040111465A (ja)
CN (1) CN1653672A (ja)
TW (1) TWI291798B (ja)
WO (1) WO2003088451A1 (ja)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005040389A1 (de) 2005-08-25 2007-03-01 Ipgate Ag Elektrischer Antrieb mit topfförmigem Anker und außenliegenden Permanentmagnetelementen
JP2008199697A (ja) 2007-02-08 2008-08-28 Mitsubishi Electric Corp 磁石発電機
US20110012463A1 (en) * 2007-08-01 2011-01-20 Gerald David Duncan appliance, rotor and magnet element
AU2015271996B2 (en) * 2007-08-01 2017-07-13 Fisher & Paykel Appliances Limited Improved appliance, rotor and magnet element
KR101471367B1 (ko) * 2010-11-30 2014-12-11 대동모벨시스템 주식회사 비엘디씨 모터의 회전자 구조
JP5889534B2 (ja) * 2011-02-01 2016-03-22 日本電産テクノモータ株式会社 ブラシレスｄｃモータ
JP2013090443A (ja) * 2011-10-18 2013-05-13 Toshiba Corp 永久磁石モータおよび洗濯機
JP6220662B2 (ja) * 2013-01-11 2017-10-25 アスモ株式会社 ブラシレスモータ
DE102015212165A1 (de) * 2015-06-30 2017-01-05 Robert Bosch Gmbh Elektrische Maschine mit reduziertem Nutrasten und Drehmomentwelligkeit
JP6965609B2 (ja) * 2016-07-15 2021-11-10 日立金属株式会社 焼結体、その製造方法、プレス装置および樹脂モールドリング
JP6712518B2 (ja) * 2016-08-31 2020-06-24 株式会社ダイドー電子 極異方磁石及びその製造方法、並びに、永久磁石型モータジェネレータ
JP2018125918A (ja) * 2017-01-30 2018-08-09 シナノケンシ株式会社 アウターロータ型モータ
CN207835199U (zh) * 2017-03-31 2018-09-07 日本电产株式会社 马达、电动动力转向装置和电气产品
DE112018001673T5 (de) 2017-03-31 2019-12-19 Nidec Corporation Motor
JP6508863B1 (ja) * 2018-10-26 2019-05-08 株式会社ｅ−Ｇｌｅ アウターロータ型モータおよび電気自動車
KR20200109739A (ko) 2019-03-14 2020-09-23 삼성전자주식회사 모터 및 그를 가지는 세탁기
CN113014013B (zh) * 2019-12-20 2023-06-09 新疆金风科技股份有限公司 转子支架、转子、电机及风力发电机组
DE102020214207A1 (de) 2020-11-11 2022-05-12 Volkswagen Aktiengesellschaft Rotor mit Kavitäten, Elektromaschine und Kraftfahrzeug

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100249363B1 (ko) 1997-10-08 2000-03-15 구자홍 세탁조모터의회전자구조
JP2001115963A (ja) * 1999-10-13 2001-04-27 Daikin Ind Ltd 圧縮機
JP2002010549A (ja) * 2000-06-16 2002-01-11 Toshiba Corp 電動機の回転子

Also Published As

Publication number Publication date
WO2003088451A1 (fr) 2003-10-23
KR20040111465A (ko) 2004-12-31
TW200305306A (en) 2003-10-16
EP1492213A1 (en) 2004-12-29
CN1653672A (zh) 2005-08-10
JP2003299282A (ja) 2003-10-17

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees